1、 ENGINEERING MATERIAL SPECIFICATIONDate Action Revisions 2003 08 19 Revised Para 3.0 inserted; Para 3.6 & 4 deleted 1980 06 30 Metricated, Renumbered and Retyped 1963 09 16 Released F6-1117 Printed copies are uncontrolled Copyright 2003, Ford Global Technologies, Inc. Page 1 of 3 CABLE CONDUIT, NONM
2、ETALLIC ESF-M3L45-A 1. SCOPE The material defined by this specification is a flexible nonmetallic conduit, composed of cotton warp yarns and kraft paper fillers woven in a tubular form and impregnated with a satisfactory asphaltic solution, coated with a black wax and paraffin solution. 2. APPLICATI
3、ON This specification was released originally for material used as a protective covering on battery cables. 3. REQUIREMENTS 3.0 STANDARD REQUIREMENTS FOR PRODUCTION MATERIALS Material suppliers and part producers must conform to the Companys Standard Requirements For Production Materials (WSS-M99P11
4、11-A). 3.1 TYPICAL WEB CONSTRUCTION See Table I OF VARIOUS SIZES 3.2 TREATMENT The conduit shall be saturated inside and out with an asphaltic compound and must be free from beads or seams or any obstruction which will interfere with the free passage of the wire. Treatment must be completely dry. Al
5、l shipments over 100 pieces should be shipped so that the pieces are placed and held in a vertical position during transit and storage, and must be sound when received. Light colored dusting powders are objectionable. 3.3 PERFORMANCE TESTS The finished conduit must withstand a temperature of 104 C f
6、or 15 min without dripping. Shall not absorb more than 35% of its weight after soaking in water at 23 +/- 2 C for 24 h, then blown out with a mild current. Conduits must be capable of being bent around designated mandrels, at temperatures specified, without collapsing. (See Table I, mandrel size) EN
7、GINEERING MATERIAL SPECIFICATIONESF-M3L45-APrinted copies are uncontrolled Copyright 2003, Ford Global Technologies, Inc. Page 2 of 3 3.4 APPROVAL Must be obtained from the Quality Control Laboratory on all samples. On points not covered by this specification, material must be similar to standard fi
8、led in the Quality Control Laboratory. 3.5 IDENTIFICATION Conduits shall be identified by means of some characteristic marking such as trademark or name. ENGINEERING MATERIAL SPECIFICATIONESF-M3L45-APrinted copies are uncontrolled Copyright 2003, Ford Global Technologies, Inc. Page 3 of 3 TABLE I Si
9、ze Warp Filler Mandrel Size, in (Mm) I.D., in (mm) O.D., in (mm) Total Ends Ends per Heddle Yarn Size Picks/in (/100 mm) Paper Yarn Diameter, in (mm) At +23 C At 23 C 0.156-0.176 (3.96 4.47) 0.250-0.270 (6.35 6.86) - - - - - 1-1/2 (38) 2 (51) 0.500-0.520 (12.70-13.21) 0.630-0.650 (16.00-16.51) 130 3
10、 or 2 14/2/2 11 (43) 0.050 (1.27) 3 (76) 4 (102) 0.345-0.375 (8.76-9.53) 0.470-0.500 (11.94-12.70) 96 3 18/2/1 11.5 (45) 0.035 (0.89) 2 (51) 3 (76) 0.218-0.238 (5.54-6.05) 0.313-0.343 (7.95-8.71) 64 1 14/2/1 11.5 (45) 0.035 (0.89) 1 (25) 2 (51) 1.226-1.255 (31.14-31.88) 1.285-1.315 (32.64-33.40) - -
11、 - - - - - 0.250-0.270 (6.35-6.86) 0.340-0.360 (8.64-9.14) 96 2 18/2/2 14 (55) 0.035 (0.89) 1 (25) 2 (51) 0.430-0.460 (10.92-11.68) 0.550-0.580 (13.97-14.73) - - - - - - - 0.161-0.181 (4.09-4.60) 0.302-0.322 (7.67-8.18) 128 2 36/2/2 18 (71) 0.030 (0.76) 1 (25) 1-1/2 (38) 0.552-0.572 (14.02-14.53) 0.
12、640-0.660 (16.26-16.76) 128 2 18/2/2 13 (51) 0.035 (0.89) 4 (102) 5 (127) 0.187-0.207 (4.75-5.26) 0.280-0.300 (7.11-7.62) 64 1 14/2/1 13(51) 0.035 (0.89) 1 (25) 1-3/4 (44) 0.379-0.395 (9.63-10.03) 0.500-0.520 (12.70-13.21) 128 2 18/2/2 11 (43) 0.050 (1.27) 2 (51) 3 (76) 0.312-0.332 (7.92-8.43) 0.425-0.445 (10.80-11.30) 128 2 18/2/2 11 (43) 0.050 (1.27) 2 (51) 3 (76)
